"Nps- Nipple pussy sensitivity? What on earth does that do?" Katie questioned.
"*giggle* it makes my nipples the same sensitivity as my pussy, which is very." Tiff replied. While Katie
couldn't see it, the fabric of her bra was becoming more and more pleasurable to Tiff. Her nipples could be seen
through her bra, so she removed her top and bra, exposing her now pussy-sensitive nipples to the cold air of the
lab. Katie stared at Tiff in a strange sort of awe, she could imagine what was happening to Tiff, so she went
over to Tiff and started to suck on one of her nipples. Slightly confused over the sensation, Tiff moaned in
pleasure and threw her head back, then yelled, "YES, eat me out Katie! That's so good!" A moment later, Tiff
climaxed, letting all her juices flow into her panties.
Not to be outdone by Tiff, Katie reviewed the list of vials, and picked...